Xu, Z.Z.XuMaes, BjornBjornMaesJiang, X.X.JiangJoannopoulos, J.J.JoannopoulosTorner, L.L.TornerSoljacic, M.M.Soljacic2021-10-172021-10-172008-080146-9592https://imec-publications.be/handle/20.500.12860/14808Nonlinear photonic crystals near the supercollimation pointJournal article